Home / 2,590.03-3,883.85-834.71

Finding the Fourth Proportional to 2,590.03, 3,883.85 and 834.71

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Solution

The fourth proportional to 2,590.03, 3,883.85 and 834.71 is: 1,251.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590.03 : 3,883.85 = 834.71 : x
  2. Step 2: Convert to fraction form
    2,590.03/3,883.85 = 834.71/x
  3. Step 3: Cross multiply
    2,590.03x = 3,883.85 × 834.71
  4. Step 4: Simplify right side
    2,590.03x = 3,241,888.43
  5. Step 5: Solve for x
    x = 3,241,888.43/2,590.03
  6. Step 6: Final answer
    x = 1,251.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.